16.10.7 System Services Availability when Accessed Externally
External access: Access performed in the DSU address offset 0x100-0x1FFF range.
Internal access: Access performed in the DSU address offset 0x0-0xFF range.
| Features | Availability From The External Address Range when DAL<2 |
|---|---|
| CRC32 | No |
| CoreSight Compliant Device identification | Yes |
| Debug communication channels | Yes |
| Boot communication channels | Yes |
| Testing of onboard memories (MBIST) | No |
